RE: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-13 Thread Bonno Bloksma
Hi David, > Where would you use it? Why not just drop 12-hour times? > I don't think I've ever formatted a 12-hour time on a computer (unless you > want to count the example quoted below). > Yup, pretty much when we "send" time info to some when it is not life foce-to-face using a 12-hour

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-13 Thread Stefan Monnier
>> >> It seems intuitively obvious to me that between 11:59 Ante-Meridiem and >> >> 12:01 Post-Meridiem must lie 12:00 Meridiem. (Though 12:00:01 - one >> >> second later - would be Post-Meridiem again.) In my interpretation of this part of the world, it's never exactly noon nor exactly midnight:

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-13 Thread The Wanderer
On 2019-09-13 at 11:50, David Wright wrote: > On Thu 12 Sep 2019 at 23:14:52 (-0400), The Wanderer wrote: > >> On 2019-09-12 at 21:49, David Wright wrote: >>> I don't see a need for a one-letter abbreviation for midnight, nor the >>> wisdom in introducing one that's already used in the same

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-13 Thread David Wright
On Thu 12 Sep 2019 at 23:14:52 (-0400), The Wanderer wrote: > On 2019-09-12 at 21:49, David Wright wrote: > > On Thu 12 Sep 2019 at 12:42:01 (-0400), The Wanderer wrote: > >> On 2019-09-12 at 12:03, David Wright wrote: > > >>> It might be ambiguous if m were also an abbreviation for midnight, >

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-13 Thread John Hasler
The Wanderer writes: >Why do people abbreviate "AM" and "PM" when speaking out loud? They don't know what AM and PM are abbreviations of. They think of AM and PM as words. But I'm referring to abreviations for "noon" and "midnight", which take less time to say than "12 PM" and "12 AM", or even

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread The Wanderer
On 2019-09-12 at 23:20, John Hasler wrote: > The Wanderer writes: > >> Wherever you need to specify midnight in a form where specifying any >> other time would get the "AM"/"PM"/"M"(eridiem) abbreviation. > >> To have a two-letter abbreviation for midnight but a one-letter one >> for noon might

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread John Hasler
The Wanderer writes: > Wherever you need to specify midnight in a form where specifying any > other time would get the "AM"/"PM"/"M"(eridiem) abbreviation. > To have a two-letter abbreviation for midnight but a one-letter one > for noon might be acceptable, although it would feel lopsided to me,

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread The Wanderer
On 2019-09-12 at 21:49, David Wright wrote: > On Thu 12 Sep 2019 at 12:42:01 (-0400), The Wanderer wrote: > >> On 2019-09-12 at 12:03, David Wright wrote: >>> It might be ambiguous if m were also an abbreviation for midnight, >>> which I've never come across. >> >> Neither have I, but I also

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread David Wright
On Thu 12 Sep 2019 at 12:42:01 (-0400), The Wanderer wrote: > On 2019-09-12 at 12:03, David Wright wrote: > > On Thu 12 Sep 2019 at 09:42:03 (-0400), The Wanderer wrote: > >> On 2019-09-12 at 06:30, Dan Ritter wrote: > > >>> There is only one sensible interpretation: > >>> > >>> If 11:59 AM is

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread The Wanderer
On 2019-09-12 at 12:03, David Wright wrote: > On Thu 12 Sep 2019 at 09:42:03 (-0400), The Wanderer wrote: > >> On 2019-09-12 at 06:30, Dan Ritter wrote: >>> There is only one sensible interpretation: >>> >>> If 11:59 AM is two minutes before 12:01 PM, then 12:00 is PM. >>> >>> If 11:59 PM is

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread David Wright
On Thu 12 Sep 2019 at 09:42:03 (-0400), The Wanderer wrote: > On 2019-09-12 at 06:30, Dan Ritter wrote: > > David Wright wrote: > >> > >> What surprised me is the use of 12am and 12pm in the States. When I > >> was at grammar school (in the days of 12hour times), you lost marks > >> for writing

Re: 24-hour vs. 12-hour time, ambiguity, and abbreviations (was Re: Default date output format changed after an upgrade to buster)

2019-09-12 Thread Michael Stone
On Thu, Sep 12, 2019 at 09:42:03AM -0400, The Wanderer wrote: I take a slightly different approach, based on the apparent actual meanings of the words for which "AM" and "PM are abbreviations. It seems intuitively obvious to me that between 11:59 Ante-Meridiem and 12:01 Post-Meridiem must lie